Tony Stark isn't just Iron Man - he's Elon Musk, too

Regular AutoblogGreen readers who went to see Iron Man 2 this past weekend probably noticed an unexpected little cameo from one of the most flamboyant automotive CEOs around: Elon Musk.
Why would Musk show up in a superhero movie? Because this is really a movie about fictional genius billionaire Tony Stark, played by Robert Downey Jr., with a few tons of digital special effects thrown in. When the movie creators needed a real-life person to base the character on, Downey told director Jon Favreau, "We need to sit down with Elon Musk."